diff --git a/default.nix b/default.nix
index d3a10e2..047de0c 100644
--- a/default.nix
+++ b/default.nix
@@ -1,4 +1,4 @@
-{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/405d762a1a05ffed2ac820eb4bae4bc49bc3abf2.tar.gz") {}
+{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/2ebb6c1e5ae402ba35cca5eec58385e5f1adea04.tar.gz") {}
 }:
 
 let